1. Nucleus
1.1. Proton
1.1.1. Positively charged
1.1.2. More protons than electrons
1.1.2.1. Cations
1.1.3. Slightly less mass than neutrons
1.1.4. Atomic number
1.2. Neutron
1.2.1. No charge
1.3. Mass number
1.4. Alpha Particle
1.4.1. Positively charged
1.4.2. Emitted from nucleus of a radioactive atom
1.5. Beta Particle
1.5.1. Negatively charged
1.5.2. Emitted from nucleus of a radioactive atom
2. Electron Cloud
2.1. Electron
2.1.1. Negatively charged
2.1.2. 1000th the mass of a proton
2.1.3. Valence Electrons
2.1.3.1. Electron dot diagram
2.1.3.2. Outermost Electrons
2.1.4. Shells
2.1.4.1. Orbitals
2.1.4.1.1. Hund's Rule
2.1.4.2. Subshells
2.1.4.2.1. Diagonal Rule
2.1.4.2.2. s,p,d,f
2.1.4.3. Electron Configuration
2.1.4.4. Pauli Exclusion Principle
2.1.5. Aufbaus principle
2.1.6. Gain or lose
2.1.6.1. Ion
2.1.7. More electrons than protons
2.1.7.1. Anion
2.1.8. Spin
2.1.9. Poistron
2.1.9.1. Positively charged
3. Element
3.1. Isotope
3.1.1. Same number of protons, different number of neutrons
3.1.2. Most are radioactive
3.1.2.1. Capable of releasing radiation
3.1.2.1.1. Nuclear decay
3.1.2.2. Gamma Ray
3.1.2.3. Daughter Product
3.2. Periodic Table
3.2.1. Chemical Family
3.2.2. Period